u32 stack[THREAD_SIZE/sizeof(u32)];
};
+#ifdef CONFIG_IRQSTACKS
extern union irq_ctx *hardirq_ctx[NR_CPUS];
extern union irq_ctx *softirq_ctx[NR_CPUS];
#define __ARCH_HAS_DO_SOFTIRQ
+#else
+#define irq_ctx_init(cpu) do { ; } while (0)
+#endif
+
struct irqaction;
struct pt_regs;
asmlinkage int handle_IRQ_event(unsigned int, struct pt_regs *,